Home / 47,366,140.17-65,370,944.94-28,784,316.54

Finding the Fourth Proportional to 47,366,140.17, 65,370,944.94 and 28,784,316.54

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Solution

The fourth proportional to 47,366,140.17, 65,370,944.94 and 28,784,316.54 is: 39,725,803.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,366,140.17 : 65,370,944.94 = 28,784,316.54 : x
  2. Step 2: Convert to fraction form
    47,366,140.17/65,370,944.94 = 28,784,316.54/x
  3. Step 3: Cross multiply
    47,366,140.17x = 65,370,944.94 × 28,784,316.54
  4. Step 4: Simplify right side
    47,366,140.17x = 1,881,657,971,671,871.25
  5. Step 5: Solve for x
    x = 1,881,657,971,671,871.25/47,366,140.17
  6. Step 6: Final answer
    x = 39,725,803.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.